Home / Standards / GB/T 19866-2005 GB/T 19866-2005 Active Specification and qualification of welding procedures for metallic materials-General rules 焊接工艺规程及评定的一般原则 Standard Type GBT ICS 25.160.10 CCS J33 Status 现行 Issue Date 2005-08-10 Implementation 2006-04-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委